Home / 207,271.42-310,907.14-57,511.74

Finding the Fourth Proportional to 207,271.42, 310,907.14 and 57,511.74

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Solution

The fourth proportional to 207,271.42, 310,907.14 and 57,511.74 is: 86,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,271.42 : 310,907.14 = 57,511.74 : x
  2. Step 2: Convert to fraction form
    207,271.42/310,907.14 = 57,511.74/x
  3. Step 3: Cross multiply
    207,271.42x = 310,907.14 × 57,511.74
  4. Step 4: Simplify right side
    207,271.42x = 17,880,810,599.82
  5. Step 5: Solve for x
    x = 17,880,810,599.82/207,271.42
  6. Step 6: Final answer
    x = 86,267.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.